Doctor profile · Federal record

Dr. Karen Doerfler, ARNP

Nurse Practitioner · Family Nurse Practitioner · Asheville, NC

  • NPI 1740231661
  • 20 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
41 Oakland RD Ste 100
Asheville, NC 288014821
(828) 252-8885
Mailing address
293 Se 62Nd Ave
Ocala, FL 344727936

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
April 12, 2018
Specialty taxonomy
363L00000X — NUCC code
State licenses (2)
North Carolina #300373 · Florida #3134692

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740231661. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
875
Distinct HCPCS
10
Medicare allowed
$56,142
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 287 165 $73
36415 Insertion of needle into vein for collection of blood sample 165 119 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 93 93 $104
99214 Established patient office or other outpatient visit, 30-39 minutes 60 49 $103
G0008 Administration of influenza virus vaccine 43 43 $20
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 38 38 $76
G0009 Administration of pneumococcal vaccine 33 33 $20
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 31 31 $283
87636 Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b 21 20 $27
81003 Automated urinalysis test 18 16 $1

In context: peer comparison

Among 42 peers in Asheville Nurse Practitioner, average services per provider: 79. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,304
Patients
396
Total drug cost
$66,544
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 153 42 $1,492
Lisinopril Generic 130 34 $1,238
Levothyroxine Sodium Generic 126 36 $1,600
Amlodipine Besylate Generic 104 37 $627
Hydrochlorothiazide Generic 94 29 $257
Losartan Potassium Generic 91 31 $916
Rosuvastatin Calcium Generic 80 26 $1,120
Zolpidem Tartrate Generic 78 27 $551
Omeprazole Generic 75 23 $673
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 71 15 $1,597

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Doerfler's medical specialty?
Dr. Karen Doerfler practices Nurse Practitioner in Asheville, NC.
Where does Dr. Karen Doerfler practice?
Dr. Karen Doerfler practices at 41 Oakland RD Ste 100, Asheville, NC 288014821. Office phone: 8282528885.
What is Dr. Karen Doerfler's NPI?
Dr. Karen Doerfler's National Provider Identifier (NPI) is 1740231661, issued by NPPES.
What procedures does Dr. Karen Doerfler commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.